numpy.cosh

numpy.cosh(x[, out]) = <ufunc 'cosh'>

Hyperbolic cosine, element-wise.

Equivalent to 1/2 * (np.exp(x) + np.exp(-x)) and np.cos(1j*x).

Parameters :

x : array_like

Input array.

Returns :

out : ndarray

Output array of same shape as x.

Examples

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